Finding the Fourth Proportional to 506,013.18, 758,405.88 and 371,647.44
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Solution
The fourth proportional to 506,013.18, 758,405.88 and 371,647.44 is: 557,020.28
Step by Step Solution
- Step 1: Write the proportion equation
506,013.18 : 758,405.88 = 371,647.44 : x - Step 2: Convert to fraction form
506,013.18/758,405.88 = 371,647.44/x - Step 3: Cross multiply
506,013.18x = 758,405.88 × 371,647.44 - Step 4: Simplify right side
506,013.18x = 281,859,603,782.95 - Step 5: Solve for x
x = 281,859,603,782.95/506,013.18 - Step 6: Final answer
x = 557,020.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.